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    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta name="description" content="">
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    <title>化工职业技术学院图书管理</title>
    <link href="/css/bootstrap.min.css" rel="stylesheet">
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  </head>

  <body>
    <nav class="navbar navbar-inverse navbar-fixed-top">
      <div class="container-fluid">
        <div class="navbar-header">
          <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
            <span class="sr-only">Toggle navigation</span>
            <span class="icon-bar"></span>
            <span class="icon-bar"></span>
            <span class="icon-bar"></span>
          </button>
          <a class="navbar-brand" href="#">化工图书管理系统</a>
        </div>
        <div id="navbar" class="navbar-collapse collapse">
          <ul class="nav navbar-nav navbar-right">
            <li><a href="/buy">购买</a></li>
            <li><a href="/think">感谢</a></li>
            <li><a href="/homepage/exit">退出</a></li>
            <li><a href="/help">帮助</a></li>
          </ul>
          <form class="navbar-form navbar-right">
            <input type="text" class="form-control" placeholder="搜索图书....">
          </form>
        </div>
      </div>
    </nav>
    <div class="container-fluid">
      <div class="row">
        <div class="col-sm-3 col-md-2 sidebar">
          <ul class="nav nav-sidebar">
            <li class="active"><a href="/homepage">所有图书 <span class="sr-only">(current)</span></a></li>
            <li><a href="/record/returnbook">未归还书籍</a></li>
            <li><a href="/record/allretrunrecordpage">所有出借记录</a></li>
            <li><a href="/homepage/alluser">用户管理</a></li>
          </ul>
          <ul class="nav nav-sidebar">
            <li><a href="/homepage/addbookpage">新增图书</a></li>
            <li><a href="/homepage/deletebookpage">删除图书</a></li>
            <li><a href="/homepage/selectbookpage">查找图书</a></li>
            <li><a href="/homepage/updatebookpage">修改图书</a></li>
          </ul>
          <ul class="nav nav-sidebar">
            <li><a href="/homepage/amenduserpage">修改用户信息</a></li>
            <li><a href="/homepage/deleteuserpage">删除用户</a></li>
            <li><a href="/homepage/exit">退出登录</a></li>
          </ul>
        </div>
        <div class="col-sm-9 col-sm-offset-3 col-md-10 col-md-offset-2 main">
          <h1 class="page-header">修改信息</h1>
<!--  -->
          <div class="row placeholders">
            <div class="col-xs-6 col-sm-3 placeholder">
              <a href="/homepage/addrecordpage" id="add"><img src="/images/jia.png" width="200" height="200" class="img-responsive" alt="Generic placeholder thumbnail"></a>
              <h4>出借</h4>
            </div>
            <div class="col-xs-6 col-sm-3 placeholder">
              <a href="record/returnoperation.html"> <img src="/images/jian.jfif" width="200" height="200" class="img-responsive" alt="Generic placeholder thumbnail"></a>
              <h4>归还</h4>
            </div>
            <div class="col-xs-6 col-sm-3 placeholder">
              <a><img src="/homepage/returnoperationpage2" width="200" height="200" class="img-responsive" alt="Generic placeholder thumbnail"></a>
              <h4>修改</h4>
            </div>
            <div class="col-xs-6 col-sm-3 placeholder">
              <a href="/homepage"><img src="/images/gx.jfif" width="200" height="200" class="img-responsive" alt="Generic placeholder thumbnail"></a>
              <h4>刷新</h4>
            </div>
          </div>

          <h2 class="sub-header">图书详细信息</h2>
          <div class="table-responsive">
            <table class="table table-striped">
              <thead>
                <tr>
                  <th>编号</th>
                  <th>账号</th>
                  <th>密码</th>
                </tr>
              </thead>
              <tbody>
                <tr th:each="user:${users}" th:if="${user!=null}">
                  <td th:text="${user.id}"></td>
                  <td th:text="${user.username}"></td>
                  <td th:text="${user.password}"></td>
                </tr>
              </tbody>
            </table>
          </div>
        </div>
      </div>
    </div>

    <script src="/js/jquery-3.5.1.min.js"></script>
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